* {
  margin: 0;
  padding: 0;
}
a {
  text-decoration: none;
}
a:hover {
  text-decoration: none;
  opacity: 0.8;
}
ul {
  list-style: none;
}
input {
  outline: none;
}
input:focus {
  outline: none;
}
.clear:after {
  content: "";
  display: block;
  clear: both;
}
body {
  font-family: "-apple-system", " BlinkMacSystemFont", "Segoe UI", "Roboto", "Helvetica Neue", "Helvetica", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "SimSun", "sans-serif";
}
label {
  font-weight: 400;
}
